The key to understanding human behavior, according to Sigmund Freud, was to focus on _____ and the _____ level of the human mind

Social learning theorists differ from behaviorists in that social learning theorists:

a. only focus on behavior in response to environmental stimuli and behaviorists focus on the mental activity that can accompany behavior. b. are happier people, whereas behaviorists respond negatively to bells in their environment. c. focus on the mental activity that can accompany behavior and behaviorists only focus on behavior in response to environmental stimuli. d. believe that most learning occurs in large groups of people.

Today's 20-year-olds often have better computer skills than today's 80-year-olds. This may be because computer skills worsen with age, but it is more likely due to

A) a lack of random assignment. B) cohort effects. C) differential dropout. D) hybrid designs.